1061303064 has 128 divisors (see below), whose sum is σ = 2996352000. Its totient is φ = 311261184.

The previous prime is 1061302987. The next prime is 1061303069. The reversal of 1061303064 is 4603031601.

It is a super-2 number, since 2×1061303064² = 2252728387311576192, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1061303069) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 611542 + ... + 613274.

It is an arithmetic number, because the mean of its divisors is an integer number (23409000).

Almost surely, 2^1061303064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1061303064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1498176000).

1061303064 is an abundant number, since it is smaller than the sum of its proper divisors (1935048936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1061303064 is a wasteful number, since it uses less digits than its factorization.

1061303064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1857 (or 1853 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 1061303064 is about 32577.6466921722. The cubic root of 1061303064 is about 1020.0304566069.

Adding to 1061303064 its reverse (4603031601), we get a palindrome (5664334665).

The spelling of 1061303064 in words is "one billion, sixty-one million, three hundred three thousand, sixty-four".